CVE-2015-20111

Nov. 18, 2024, 5:35 p.m.

9.8
Critical

Description

miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerability than CVE-2019-12107. In Bitcoin Core before 0.12, remote code execution was possible in conjunction with CVE-2015-6031 exploitation.

Product(s) Impacted

Product Versions
Bitcoin Core
  • before 0.12
miniupnp
  • before 4c90b87

Weaknesses

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References

https://bitcoincore.org/en/2024/07/03/disclose_upnp_rce/
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
https://github.com/miniupnp/miniupnp/commit/4c90b87ce3d2517097880279e8c3daa7731100e6
https://github.com/miniupnp/miniupnp/pull/157

Tags

cve@mitre.org
CWE-120
2024-11-18
CVE-2015-20111

CVSS Score

9.8 / 10

CVSS Data

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH
    • View Vector String

    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Date

  • Published: Nov. 18, 2024, 4:15 a.m.
  • Last Modified: Nov. 18, 2024, 5:35 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.